[jdk annotations] annotated get/setActionCommand with @NonNls
[jdk annotations] annotated get/setActionCommand with @NonNls

GitOrigin-RevId: 498f5b5eb0ed7f0d1545a27c5de2ffbd8cc23952
allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community